Approved additives can only be added to particular foods following their approval and at an allowed use level. It should be noted that like all food additives, aluminium-containing food additives must have a demonstrated useful purpose and as part of their approval must undergo a rigorous scientific safety evaluation. These water insoluble colours have advantages for use in food products containing fats and oils for example, they provide better dispersion, broader spectra and more brilliant colour and higher light and heat stability than other types of colours. Water-soluble food colours are precipitated with an aluminium salt to form water-insoluble pigments called aluminium lakes. in external coatings of fine bakery wares, as anti-caking agents in dried powdered foods and drinks). Aluminium-containing food additives are added to food products to improve their texture and taste (e.g. Drinking water is a minor source of exposure.įood additives and food colours are another contributor to the dietary intake of aluminium. mushrooms, spinach, radish and lettuce), and dairy and soya products (including infant formula). bread, rice, cakes, biscuits and pastries), some vegetables (e.g. It is naturally taken up by certain plants and foods as they grow, including tea leaves, cocoa, spices and some herbs, cereals and cereal based foods (e.g. What are the sources of aluminium in the diet?Īluminium in the diet can come from a number of different natural and synthetic sources. Aluminium naturally found in the soil and water can be absorbed by vegetation. It can also be found in water, air and the human body. Where can aluminium be found?Īluminium is present naturally in nearly all rocks and soils. It is the most abundant metal in the earth’s crust and makes up about 8% of the weight of the earth’s surface. People who have a sensitivity to other metals may also be allergic to nickel.Aluminium is a metal, such as iron, tin and copper.
You may have inherited a tendency to develop a nickel allergy if other people in your family are sensitive to nickel. Having a family history of nickel allergy.A recent study found that overweight women seem to have an even higher risk of nickel allergy. This may be because females tend to have more piercings. Females are more likely to have a nickel allergy than are males. Other people who may have an increased risk of nickel allergy include metalworkers, tailors and hairdressers. These people may include bartenders, people who work in certain food industries and domestic cleaners. In addition, people who have regular exposure to nickel while doing "wet work" - as a result of either sweat or frequent contact with water - may be more likely to develop nickel allergy. If you work in an occupation that constantly exposes you to nickel, your risk of developing an allergy may be higher than it is for someone who doesn't work with the metal. Because nickel is common in jewelry, nickel allergy is most often associated with earrings and other body-piercing jewelry containing nickel. Certain factors may increase your risk of developing nickel allergy, including:
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